[6-K] Ostin Technology Group Co., Ltd. Current Report (Foreign Issuer)

Rhea-AI Filing Summary

Ostin Technology Group (OST) reported the resignation of independent director Heung Ming Wong, effective November 10, 2025. The company stated the resignation was for personal reasons and not due to any disagreement on company matters.

The notice was given on November 9, 2025 and disclosed via a Form 6-K.

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2025

Commission File Number: 001-41362

Ostin Technology Group Co., Ltd.

(Translation of registrant’s name into English)

Building 2, 101

1 Kechuang Road

Qixia District, Nanjing

Jiangsu Province, China 210046

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F ☒ Form 40-F ☐

Resignation of Mr. Heung Ming Wong

On November 9, 2025, Mr. Heung Ming Wong notified the Company of his resignation as an independent director of the Company, effective as of November 10, 2025. Mr. Wong has advised that his resignation was due to personal reasons and not a result of any disagreement with the Company on any matter related.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	Ostin Technology Group Co., Ltd.
	By:	/s/ Tao Ling
	Name:	Tao Ling
	Title:	Chief Executive Officer

Date: November 13, 2025

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FAQ

What did Ostin Technology (OST) announce in this Form 6-K?

The company disclosed the resignation of independent director Heung Ming Wong.

When is the director resignation effective for OST?

The resignation is effective on November 10, 2025.

Why did Heung Ming Wong resign from OST's board?

He resigned for personal reasons.

Was Wong’s resignation due to any disagreement with OST?

No. The company stated it was not due to any disagreement on company matters.

When did OST receive the resignation notice?

The company was notified on November 9, 2025.

What is the filing type for this disclosure by OST?

It was disclosed via a Form 6-K.